1 | // RUN: %clang_cc1 -fsyntax-only -verify %s |
2 | |
3 | struct X { |
4 | template<typename T> T& f0(T); |
5 | |
6 | void g0(int i, double d) { |
7 | int &ir = f0(i); |
8 | double &dr = f0(d); |
9 | } |
10 | |
11 | template<typename T> T& f1(T); |
12 | template<typename T, typename U> U& f1(T, U); |
13 | |
14 | void g1(int i, double d) { |
15 | int &ir1 = f1(i); |
16 | int &ir2 = f1(d, i); |
17 | int &ir3 = f1(i, i); |
18 | } |
19 | }; |
20 | |
21 | void test_X_f0(X x, int i, float f) { |
22 | int &ir = x.f0(i); |
23 | float &fr = x.f0(f); |
24 | } |
25 | |
26 | void test_X_f1(X x, int i, float f) { |
27 | int &ir1 = x.f1(i); |
28 | int &ir2 = x.f1(f, i); |
29 | int &ir3 = x.f1(i, i); |
30 | } |
31 | |
32 | void test_X_f0_address() { |
33 | int& (X::*pm1)(int) = &X::f0; |
34 | float& (X::*pm2)(float) = &X::f0; |
35 | } |
36 | |
37 | void test_X_f1_address() { |
38 | int& (X::*pm1)(int) = &X::f1; |
39 | float& (X::*pm2)(float) = &X::f1; |
40 | int& (X::*pm3)(float, int) = &X::f1; |
41 | } |
42 | |
43 | void test_X_f0_explicit(X x, int i, long l) { |
44 | int &ir1 = x.f0<int>(i); |
45 | int &ir2 = x.f0<>(i); |
46 | long &il1 = x.f0<long>(i); |
47 | } |
48 | |
49 | // PR4608 |
50 | class A { template <class x> x a(x z) { return z+y; } int y; }; |
51 | |
52 | // PR5419 |
53 | struct Functor { |
54 | template <typename T> |
55 | bool operator()(const T& v) const { |
56 | return true; |
57 | } |
58 | }; |
59 | |
60 | void test_Functor(Functor f) { |
61 | f(1); |
62 | } |
63 | |
64 | // Instantiation on -> |
65 | template<typename T> |
66 | struct X1 { |
67 | template<typename U> U& get(); |
68 | }; |
69 | |
70 | template<typename T> struct X2; // expected-note{{here}} |
71 | |
72 | void test_incomplete_access(X1<int> *x1, X2<int> *x2) { |
73 | float &fr = x1->get<float>(); |
74 | (void)x2->get<float>(); // expected-error{{implicit instantiation of undefined template}} |
75 | } |
76 | |
77 | // Instantiation of template template parameters in a member function |
78 | // template. |
79 | namespace TTP { |
80 | template<int Dim> struct X { |
81 | template<template<class> class M, class T> void f(const M<T>&); |
82 | }; |
83 | |
84 | template<typename T> struct Y { }; |
85 | |
86 | void test_f(X<3> x, Y<int> y) { x.f(y); } |
87 | } |
88 | |
89 | namespace PR7387 { |
90 | template <typename T> struct X {}; |
91 | |
92 | template <typename T1> struct S { |
93 | template <template <typename> class TC> void foo(const TC<T1>& arg); |
94 | }; |
95 | |
96 | template <typename T1> template <template <typename> class TC> |
97 | void S<T1>::foo(const TC<T1>& arg) {} |
98 | |
99 | void test(const X<int>& x) { |
100 | S<int> s; |
101 | s.foo(x); |
102 | } |
103 | } |
104 | |